DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works
Transaction details
APITransaction action
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - NCR Award a ₱140.4M contract to J.C. UYECIO CONSTRUCTION AND DEVELOPMENT COMPANYNational agencies
Transaction hash:
4b7cd531eecf5ef95f8b4fce810847b836cded12143300ebb02319edb2ca02d2
Status:
Included and unchanged
Block:
#4,054 1,959 blocks after it
Position in block:
Transaction 71 of 274
Award day:
Mar 16, 2020 (6 yrs 7 mo ago)
Value:
₱140,405,133.09
Project:
20O00009
Full record:
Accountability
Bill Sec. 3 and 19Responsible agency:
Accountable officer:
Not stated in the source. PhilGEPS does not publish who certified the award.
Certification:
Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.
Demo signature:
Block #4,054 signature valid Demo key, proves nothing about the governmentPublic key
Linked records: from budget to payment
Bill Sec. 5- 1. AppropriationGAA line item · Sec. 5(b)DPWH lists the funding source as "Regular Infra - GAA 2020 LP", i.e. the FY2020 GAA. The exact UACS line is not given.Partly
- 2. Allotment releaseSARO / allotment · Sec. 5(c)(iii)Not published per project. DBM releases SAROs, but not linked to individual contracts.Not published
- 3. Cash allocationNotice of Cash Allocation · Sec. 5(c)(iv)Not published per project.Not published
- 4. Contract awardNotice of Award (PhilGEPS) · Sec. 5(d)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - NCR awarded it to J.C. UYECIO CONSTRUCTION AND DEVELOPMENT COMPANY on 2020-03-16.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 20O00009: Completed, 100% physical progress.Found
- 6. PaymentDisbursement voucher · Sec. 5(c)(viii)Not published. No public source shows how much of this contract has been paid.Not published
- 7. CompletionCertificate of completion · Sec. 5(d)DPWH marks the contract "Completed" (end 2022-12-11). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 partly. Under CADENA every step would be published within 7 working days and linked to this record.
Tamper test: try changing this record
DemoEdit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.
- 1. Record fingerprint changedstored 4b7cd531ee…ca02d2now …
- 2. Block Merkle root changedstored 156540ab71…11897fnow …
- 3. Block #4054 hash changedstored 3d80ecdf38…f74904now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 273 records. Each step hashes the current value together with the sibling shown.
- leaf 4b7cd531eecf5ef95f8b4fce810847b836cded12143300ebb02319edb2ca02d2
- 01 L 4a60e56e7201f406d4b3bde79a9a5dd1958963c056e9e8ecf08a8f2edb44f280
- 02 L 531e0b43a52f9d5a78ea3d501fa8c00777f6af6d94529058281c8629f1915ab3
- 03 L d5745937693d0b30764bfb7459bc48ad8e94d9000fe63b0e0b398ca4a73ae8d4
- 04 R 96c5aa14c97723882cc5b6f4d362434f5b93741a6acfbde1a41a5afa8e3b1e47
- 05 R f3e83faadf5f9e280766e8e5b160cd7ef872718910a0415aec1b45b423291ddd
- 06 R f7f02780f84af0ff7297567f8869f5577d850e35e6dc0239ebb8559931d88073
- 07 L 501aace545df398d9da89c9c2bdc2965b8f1fe7f4ae8caa6737af94747ca1928
- 08 R c1e57cf86b20db49f64c671096b6ede4c15ba254b17efe2b716fcb39ac98a853
- 09 R c9ff04ceefc71297cb8b976a1eaeed7f065d84d133d725650e8f45098f0e8cbb
- root 156540ab71cd71a6e1ff9f61437bccb97b561b38e8587c58ec8708993711897f